Objects in the image:
category: skis
category: skis
category: person
category: person
category: skis
category: person
category: skis
category: person

Guessing-game dialogue about one of the objects:
q: is it a person?
a: No
q: is it a ski?
a: Yes
q: on the person in the back?
a: No
q: on the person in yellow?
a: No
q: on the person in the front?
a: Yes
q: the one on the left?
a: N/A
q: is it the ski on his left foot?
a: N/A
q: is it both skis?
a: Yes